Advertisements
Advertisements
प्रश्न
Give one example of a body that has potential energy, due to its position at a height.
Advertisements
उत्तर
Water at height has P.E. stored in it. Falling water from a height can be used to do work like turning a wheel.
APPEARS IN
संबंधित प्रश्न
Name the type of energy (kinetic energy K or potential energy U) possessed in the following case:
A piece of stone placed on the roof.
State the work energy theorem.
What is geo thermal energy? Explain in brief.
State two advantages of producing electricity from solar energy.
State the energy changes which take place when:
Water stored in dams rotates turbine connected to a dynamo.
State the energy changes which take place when:
A stone projected vertically upwards, returns back to the thrower.
What is the form of that graph between
(i) K.E. and velocity for a constant mass?
(ii) K.E. and mass for a constant velocity?
Calculate the change in the Kinetic energy of a moving body if its velocity is reduced to 1/3rd of the initial velocity.
Obtain an expression for the kinetic energy of a body of mass m moving with a velocity v?
Can you tell?
What are the various forms of energy?
